Language.java

import java.util.List;

public class Language {
    private String version;
    private String name;
    private List<Feature> features

    public Language(String version, String name, List<Feature> features) {
        this.version = version;
        this.name = name;
        this.features = features;
    }

    public String getVersion() {
        return version;
    }

    public String getName() {
        return name;
    }

    public List<Feature> getFeatures() {
        return features;
    }
}